Difference time between St Martin and Guinea in hours, minutes, and seconds is [ -4 hours ] with gregorian date today is Monday 8th of December 2025 in St Martian local time, Where the time now in St Martin is 15:04 PM and the time now in Guinea is 19:04 PM in Guinean local time and the time comparison between Sint Maarten Dutch part and Guinea in greenwich time ( GMT ) where St Martin late for greenwich time ( GMT -04:00 ) while Guinea he has the same greenwich time ( GMT +00:00 ).